[Event "Magistralito Najdorf U14"]
[Site "Buenos Aires"]
[Date "2002.10.08"]
[Round "6.38"]
[White "Fernandez, Nahuel"]
[Black "Urriza, Nicolas"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "62"]
[EventDate "2002.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. d3 Nf6 5. Be2 b5 6. 0-0 e6 7. b3 Be7 8. Bb2 0-0 9. h3 Bb7 10. Qd2 h6 11. d4 Nxe4 12. Nxe4 Bxe4 13. dxc5 dxc5 14. Qc3 Bf6 15. Qe3 Bb7 16. Bxf6 Qxf6 17. Qxc5 Nc6 18. Rad1 Rfd8 19. Rxd8+ Qxd8 20. Rd1 Qc7 21. g3 Rc8 22. a3 Ne7 23. Qxc7 Rxc7 24. Rd8+ Kh7 25. Bd3+ g6 26. Ne5 Nc6 27. Nxc6 Bxc6 28. Rd6 Bb7 29. c4 Kg7 30. cxb5 Rc1+ 31. Kh2 Rh1# 0-1

[Event "Magistralito Najdorf U14"]
[Site "Buenos Aires"]
[Date "2002.10.07"]
[Round "3.48"]
[White "Fernandez, Maria Florencia"]
[Black "Urriza, Nicolas"]
[Result "1-0"]
[ECO "A31"]
[PlyCount "78"]
[EventDate "2002.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. g3 Bg7 7. Nf3 d6 8. Bd2 Qb6 9. b3 Bf5 10. Rc1 a6 11. Bg2 0-0 12. 0-0 Rac8 13. Na4 Qd8 14. Be3 Nd7 15. Nd4 Nxd4 16. Bxd4 Bxd4 17. Qxd4 Qc7 18. Nc3 Nf6 19. Nd5 Nxd5 20. Qxd5 Rb8 21. c5 Be6 22. Qd4 dxc5 23. Rxc5 Qb6 24. Rfc1 Rbc8 25. Qc3 Rxc5 26. Qxc5 Qxc5 27. Rxc5 Rc8 28. Rxc8+ Bxc8 29. Kf1 Kf8 30. Ke1 Ke8 31. Kd2 Kd7 32. Kc3 b5 33. a4 bxa4 34. bxa4 Kc7 35. Kb4 Bb7 36. Bf1 Kb6 37. e3 a5+ 38. Ka3 Kc5 39. Bb5 Bc6 1-0

[Event "Magistralito Najdorf U14"]
[Site "Buenos Aires"]
[Date "2002.10.07"]
[Round "5.44"]
[White "Urriza, Nicolas"]
[Black "Carrera, Gaston"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "62"]
[EventDate "2002.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. d3 Bc5 4. Nf3 f6 5. Nbd2 Nh6 6. b3 Nf7 7. Bb2 c6 8. Qc1 Na6 9. c3 Nc7 10. 0-0 0-0 11. Re1 Bf5 12. Qd1 Qd7 13. Rc1 Rad8 14. Rc2 h6 15. Nh4 Rfe8 16. Nxf5 Qxf5 17. Rc1 Bxf2+ 18. Kh1 Bxe1 19. Qxe1 Qd7 20. e4 a6 21. Nf1 b5 22. Ne3 a5 23. Nf5 Nd6 24. Bh3 Nxf5 25. Bxf5 Qe7 26. Bg6 Rf8 27. Bf5 Ne8 28. Qf2 Nd6 29. Ba3 Qc7 30. Rc2 Rfe8 31. Bg6 Re6 1-0

[Event "Magistralito Najdorf U14"]
[Site "Buenos Aires"]
[Date "2002.10.06"]
[Round "1.45"]
[White "Garcia, Leandro"]
[Black "Urriza, Nicolas"]
[Result "1-0"]
[ECO "D05"]
[PlyCount "53"]
[EventDate "2002.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. e3 Nf6 4. Bd3 b6 5. Nbd2 Bb7 6. Ne5 Nbd7 7. Ndf3 Bd6 8. b3 c5 9. Bb2 Rc8 10. dxc5 Nxc5 11. Bb5+ Ke7 12. Bd3 Ncd7 13. Nxd7 Kxd7 14. Qe2 Bb8 15. Bb5+ Bc6 16. Ba6 Ke7 17. Bxc8 Qxc8 18. Nd4 Bd7 19. 0-0-0 Bd6 20. Kb1 Qb7 21. f3 b5 22. g4 g6 23. g5 e5 24. gxf6+ Kxf6 25. Qd3 exd4 26. Qxd4+ Be5 27. Qxe5# 1-0

[Event "Magistralito Najdorf U14"]
[Site "Buenos Aires"]
[Date "2002.10.06"]
[Round "2.46"]
[White "Urriza, Nicolas"]
[Black "Ibarra, Diego"]
[Result "0-1"]
[ECO "A60"]
[PlyCount "119"]
[EventDate "2002.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. d4 e6 2. c4 c5 3. d5 Nf6 4. Nc3 b6 5. e4 Qe7 6. Be3 Bb7 7. Nf3 a6 8. Be2 g6 9. Bg5 h6 10. Be3 Ng4 11. Bd2 Bg7 12. h3 Ne5 13. 0-0 g5 14. Qc2 0-0 15. Rfe1 a5 16. Rac1 Na6 17. a3 Nc7 18. Qb3 Ra6 19. Nxe5 Bxe5 20. Bf3 Qd6 21. Be3 Bf4 22. Ne2 Bxe3 23. Qxe3 Qe5 24. Qc3 Qxc3 25. Nxc3 Raa8 26. Re3 Ba6 27. Na4 Rab8 28. Re2 d6 29. Rec2 b5 30. cxb5 Nxb5 31. Be2 Bc8 32. Bxb5 Rxb5 33. Nc3 Rb6 34. Na4 Rb8 35. Nc3 Ba6 36. Rd1 e5 37. Ne2 Bxe2 38. Rxe2 Rb6 39. Kf1 Rfb8 40. Rdd2 Kg7 41. Ke1 Kg6 42. Kd1 f5 43. f3 Rf8 44. Rf2 Rb7 45. Ke1 Kf6 46. g4 f4 47. Rc2 Kg6 48. Rc4 h5 49. Rc3 Rc8 50. Rcc2 Rb3 51. Kf1 Rh8 52. Kg2 Rhb8 53. Rcd2 Rc8 54. Rc2 Rcb8 55. Rce2 Rd3 56. Rd2 Rdb3 57. Rc2 hxg4 58. hxg4 Re3 59. Rfe2 Reb3 60. Rf2 0-1

[Event "Buenos Aires Najdorf op U14"]
[Site "Buenos Aires"]
[Date "2001.09.02"]
[Round "7"]
[White "Lemos, Damian"]
[Black "Urriza, Nicolas"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "107"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. cxd5 Nxd5 7. Bxe7 Qxe7 8. Nxd5 exd5 9. Nf3 0-0 10. Bd3 Qb4+ 11. Qd2 Qxd2+ 12. Nxd2 Nf6 13. 0-0 Re8 14. Rfc1 c6 15. Rab1 Bd7 16. b4 a6 17. a4 g6 18. Nb3 b6 19. a5 b5 20. Nc5 Bc8 21. h3 Nd7 22. Rc3 Nxc5 23. Rxc5 Bb7 24. Be2 Rac8 25. g4 Rc7 26. Bf3 Rcc8 27. Rbc1 Ra8 28. Be2 Kg7 29. Bd3 Re7 30. Kg2 Rae8 31. Rh1 Re6 32. Rcc1 Bc8 33. h4 Rd6 34. Kg3 Kg8 35. Rcg1 Kf8 36. Kf3 Ke7 37. Ke2 Rf8 38. f4 Rg8 39. Kf3 Rdd8 40. h5 Rg7 41. g5 Rgg8 42. hxg6 hxg6 43. Rh7 Rdf8 44. Rgh1 Be6 45. R1h6 Ke8 46. Kf2 Bd7 47. Kg3 Be6 48. Be2 Bf5 49. Bg4 Bxg4 50. Kxg4 Kd7 51. f5 Kc7 52. fxg6 Kd8 53. Rxf7 Re8 54. Kf3 1-0

[Event "Buenos Aires Najdorf op U14"]
[Site "Buenos Aires"]
[Date "2001.09.02"]
[Round "6"]
[White "Urriza, Nicolas"]
[Black "Lopez, Facundo"]
[Result "1/2-1/2"]
[ECO "E00"]
[PlyCount "31"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bg5 Be7 4. Nc3 c6 5. e4 d5 6. cxd5 cxd5 7. e5 Nfd7 8. Bxe7 Qxe7 9. Nf3 0-0 10. Bd3 Nc6 11. a3 a6 12. 0-0 f6 13. Re1 b5 14. Qe2 Re8 15. Rac1 Na5 16. b4 1/2-1/2

[Event "Buenos Aires Najdorf op U14"]
[Site "Buenos Aires"]
[Date "2001.09.01"]
[Round "3"]
[White "Preuss, Maximiliano"]
[Black "Urriza, Nicolas"]
[Result "1-0"]
[ECO "B54"]
[PlyCount "63"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bc4 Nf6 6. Nxc6 bxc6 7. e5 Qa5+ 8. Nc3 Qxe5+ 9. Qe2 Qxe2+ 10. Bxe2 g6 11. Bf3 Bd7 12. Nb5 Rc8 13. Nxa7 Rc7 14. Be3 c5 15. b4 Rxa7 16. bxc5 dxc5 17. Rb1 Rc7 18. Bf4 Rc8 19. Bb7 Rd8 20. Bc7 Bc8 21. Bxd8 Bxb7 22. Rxb7 Kxd8 23. 0-0 Bg7 24. Re1 Re8 25. a4 Bf8 26. a5 Kc8 27. a6 Rd8 28. Reb1 Ne8 29. Rb8+ Kd7 30. Rd1+ Nd6 31. Rxd8+ Kxd8 32. a7 1-0

[Event "Buenos Aires Najdorf op U14"]
[Site "Buenos Aires"]
[Date "2001.09.01"]
[Round "4"]
[White "Rodriguez Vargas, Sergio"]
[Black "Urriza, Nicolas"]
[Result "0-1"]
[ECO "B24"]
[PlyCount "110"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. d3 a6 4. g3 Nf6 5. Bg2 e6 6. f4 Be7 7. Nf3 0-0 8. h3 Nc6 9. 0-0 b5 10. g4 b4 11. Ne2 Qd7 12. Ng3 Bb7 13. f5 exf5 14. exf5 Qc7 15. Re1 d5 16. Kh2 Bd6 17. Re2 Bxg3+ 18. Kg1 Ne5 19. g5 Nxf3+ 20. Bxf3 Nd7 21. Rg2 Bf4 22. f6 g6 23. Bg4 Bd6 24. d4 Rad8 25. h4 c4 26. h5 Bc8 27. Qe1 Rfe8 28. Qh4 Qb6 29. c3 bxc3 30. bxc3 Re4 31. hxg6 fxg6 32. Bd2 Qb2 33. Rf1 Qb7 34. f7+ Kh8 35. Qh6 Bf8 36. Qh3 Bd6 37. Rgf2 Nf8 38. Bf4 Bxg4 39. Qxg4 Bc7 40. Re2 Qc8 41. Qg3 Bxf4 42. Rxf4 Rxe2 43. Rf2 Re1+ 44. Kg2 Qb8 45. Qf3 Qd6 46. a4 Qe6 47. Kh2 Re3 48. Qf6+ Qxf6 49. gxf6 Rd7 50. Rb2 Rxf7 51. Rb6 Rxc3 52. Rxa6 Ra3 53. Ra5 Rxf6 54. Rxd5 Rf2+ 55. Kg1 Rb2 0-1

[Event "Buenos Aires Najdorf op U14"]
[Site "Buenos Aires"]
[Date "2001.09.01"]
[Round "5"]
[White "Urriza, Nicolas"]
[Black "Vincent, Damien"]
[Result "1-0"]
[ECO "D51"]
[BlackElo "2239"]
[PlyCount "55"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. Ne5 Be7 7. Nxd7 Bxd7 8. e3 0-0 9. Be2 h6 10. Bh4 Qb6 11. Rb1 Rac8 12. 0-0 Qc7 13. Rc1 b6 14. a3 Qb7 15. Bd3 c5 16. cxd5 exd5 17. Ne2 c4 18. Bb1 b5 19. Qc2 a5 20. Bxf6 g6 21. Bxe7 Rfe8 22. Bc5 b4 23. axb4 axb4 24. b3 c3 25. Nf4 Ra8 26. Nxg6 f5 27. Ne5 Be6 28. Ng6 1-0

[Event "Buenos Aires Najdorf op U14"]
[Site "Buenos Aires"]
[Date "2001.08.31"]
[Round "1"]
[White "Urriza, Nicolas"]
[Black "Mareco, Sandro"]
[Result "0-1"]
[ECO "D43"]
[PlyCount "80"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. Bf4 Nf6 6. e3 b5 7. a4 Bb4 8. axb5 cxb5 9. Rb1 Bb7 10. Be2 Nbd7 11. 0-0 a6 12. Na2 Be7 13. b3 Qa5 14. Qc2 Be4 15. Qb2 Bxb1 16. Qxb1 cxb3 17. Qxb3 0-0 18. Rc1 Nd5 19. Bg5 Qa3 20. Qb1 Bd6 21. e4 Nb4 22. Nxb4 Qxb4 23. Qd3 f6 24. Be3 Rfc8 25. Ra1 Qc4 26. Rd1 Qxd3 27. Rxd3 Rc7 28. g3 b4 29. Bd1 a5 30. Ba4 Nb6 31. Bb3 Nc4 32. Kg2 a4 33. Bxc4 Rxc4 34. e5 Be7 35. Nd2 Rc3 36. Rxc3 bxc3 37. Ne4 c2 38. Bc1 a3 39. Nc3 a2 40. Nxa2 Rxa2 0-1

[Event "Buenos Aires Najdorf op U14"]
[Site "Buenos Aires"]
[Date "2001.08.31"]
[Round "2"]
[White "Urriza, Nicolas"]
[Black "Rodriguez Vargas, Veronica"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "71"]
[EventDate "2001.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nc6 6. Nf3 Bb4 7. cxd5 exd5 8. a3 Bxc3+ 9. bxc3 0-0 10. Be2 Qd6 11. Bf4 Qd7 12. Qc2 g6 13. Bh6 Re8 14. Bb5 a6 15. Ne5 Qd6 16. Nxc6 bxc6 17. Be2 c5 18. 0-0 cxd4 19. cxd4 Ng4 20. Bf4 Qf6 21. Qxc7 Re7 22. Qd8+ Kg7 23. Bxg4 Bb7 24. Qd6 Qxd6 25. Bxd6 Re4 26. Be5+ f6 27. Bf3 Rh4 28. Bg3 Rh6 29. Rac1 Rc8 30. Rxc8 Bxc8 31. Rc1 Bf5 32. Bxd5 Kf8 33. Bd6+ Ke8 34. Rc7 Kd8 35. Bc6 g5 36. Rf7 1-0

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.06.05"]
[Round "8"]
[White "Urriza, Nicolas"]
[Black "Salas, Zarkis"]
[Result "1/2-1/2"]
[ECO "E61"]
[PlyCount "53"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 h6 5. Bf4 d6 6. Nf3 Bf5 7. Nh4 Bg4 8. Nf3 0-0 9. g3 Nbd7 10. Bg2 c6 11. Qc1 Kh7 12. e4 Qb6 13. Be3 Qb4 14. Nd2 c5 15. a3 Qb6 16. d5 Ne5 17. 0-0 Nfd7 18. Qc2 f5 19. exf5 Bxf5 20. Be4 Bxe4 21. Qxe4 Qxb2 22. Nb5 Nf6 23. Qb1 Qxb1 24. Raxb1 b6 25. Nc7 Rac8 26. Ne6 Rf7 27. Rb3 1/2-1/2

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.06.04"]
[Round "7"]
[White "Urriza, Nicolas"]
[Black "Martincich, Santiago"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "64"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 d6 5. Nf3 Nbd7 6. e3 0-0 7. Bd3 a6 8. b3 Qe8 9. Rc1 e5 10. Qc2 h6 11. Bxf6 Nxf6 12. 0-0 c6 13. dxe5 dxe5 14. Qb1 Nh7 15. Rfd1 Bg4 16. Be2 f5 17. Re1 Rd8 18. Nh4 Bxe2 19. Rxe2 e4 20. g3 Bf6 21. Ng2 Rd3 22. Na4 Qf7 23. Nb2 Rd6 24. Rd1 Rfd8 25. Rxd6 Rxd6 26. Re1 Rd2 27. Na4 Ng5 28. Rd1 Nh3+ 29. Kf1 Rxf2+ 30. Ke1 Rxg2 31. g4 b5 32. cxb5 cxb5 0-1

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.06.03"]
[Round "6"]
[White "Echenique, Eduardo"]
[Black "Urriza, Nicolas"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "136"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. Nf3 g6 6. Bg5 Bg7 7. e4 dxe4 8. Nxe4 Nbd7 9. Nxf6+ Nxf6 10. Be2 0-0 11. 0-0 Bf5 12. Rc1 Qd6 13. Qd2 Rac8 14. Bf4 Qe7 15. h3 Rfe8 16. Bd3 Bxd3 17. Qxd3 Qd7 18. Qd2 Ne4 19. Qd1 Nd6 20. Qd3 Nf5 21. Be3 Nxe3 22. fxe3 Bh6 23. Rce1 a6 24. Rf2 Re7 25. Rfe2 Bg7 26. b3 Rd8 27. Qc4 Rde8 28. Qd3 c5 29. Kf1 Rd8 30. Rd1 cxd4 31. exd4 Rxe2 32. Kxe2 Rc8 33. Rd2 Bh6 34. Rc2 Rxc2+ 35. Qxc2 Qe6+ 36. Kf1 Bg7 37. Qd2 Qd5 38. Qd3 Qc6 39. Qd2 Qb5+ 40. Kf2 Qb6 41. Kf1 Qd6 42. d5 Qc5 43. d6 Qc8 44. d7 Qd8 45. Qd5 Bf6 46. Qxb7 Qa5 47. a4 Kf8 48. Ne5 Qxe5 49. Qc8+ Kg7 50. d8Q Bxd8 51. Qxd8 Qa1+ 52. Kf2 Qb2+ 53. Kf1 Qxb3 54. Qa5 Qb1+ 55. Kf2 Qf5+ 56. Qxf5 gxf5 57. Ke3 Kg6 58. Kd4 Kh5 59. Kc5 Kh4 60. Kb6 Kg3 61. Kxa6 Kxg2 62. Kb6 f4 63. a5 f3 64. a6 f2 65. a7 f1Q 66. a8Q+ Qf3 67. Qg8+ Kf2 68. Qxh7 Qb3+ 1/2-1/2

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.06.01"]
[Round "4"]
[White "Urriza, Nicolas"]
[Black "Mejia Hernandez, Juan"]
[Result "0-1"]
[ECO "A60"]
[PlyCount "76"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 d6 5. Bg5 Be7 6. Nf3 h6 7. Bh4 0-0 8. e4 Nbd7 9. Bd3 Qb6 10. Ne2 Qxb2 11. Rb1 Qa3 12. 0-0 Qxa2 13. Ra1 Qb2 14. Rb1 Qa3 15. Rb3 Qa5 16. Qc1 Qd8 17. Bg3 exd5 18. cxd5 Nh5 19. Re1 Nxg3 20. Nxg3 a6 21. Qc2 b5 22. Rbb1 c4 23. Bf1 Bf6 24. Nf5 Ne5 25. Nxe5 Bxe5 26. Ne3 g6 27. Qc1 Bg7 28. Be2 f5 29. Bf3 Qf6 30. Rf1 fxe4 31. Bxe4 Bf5 32. Bxf5 gxf5 33. Nc2 f4 34. f3 Qc3 35. Kh1 Rf5 36. Na1 Qxc1 37. Rbxc1 Bxa1 38. Rxa1 Rxd5 0-1

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.05.31"]
[Round "3"]
[White "Othaceguy, Facundo"]
[Black "Urriza, Nicolas"]
[Result "0-1"]
[ECO "B53"]
[PlyCount "66"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Be3 Nc6 6. Qb6 Qxb6 7. Bxb6 Nb4 8. Bd3 Nf6 9. a3 Nxd3+ 10. cxd3 g6 11. Nc3 Bg7 12. 0-0 0-0 13. Rac1 Bg4 14. Nd2 Bh6 15. Rc2 Rac8 16. Re1 Bd7 17. Be3 Bg7 18. Rcc1 Rc6 19. f3 Rfc8 20. d4 R8c7 21. b3 d5 22. g4 dxe4 23. fxe4 Nxg4 24. Bf4 e5 25. dxe5 Bxe5 26. Bxe5 Nxe5 27. Ndb1 Be6 28. b4 Bb3 29. Re2 Nf3+ 30. Kg2 Nd4 31. Rf2 Bc4 32. Nd5 Bxd5 33. Re1 Bxe4+ 0-1

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.05.30"]
[Round "2"]
[White "Urriza, Nicolas"]
[Black "Mostajo, Bready"]
[Result "0-1"]
[ECO "A40"]
[PlyCount "70"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Na6 2. c4 c6 3. Nc3 Nc7 4. e4 d6 5. Nf3 g6 6. Be3 Bg7 7. Qd2 h5 8. Be2 Nf6 9. a3 Ng4 10. h3 Nxe3 11. Qxe3 Ne6 12. d5 Bh6 13. Qd3 Nf4 14. Qd4 0-0 15. Rg1 Bd7 16. Bd1 c5 17. Qd2 Nxg2+ 18. Kf1 Bxd2 19. Kxg2 Bxc3 20. bxc3 Qc8 21. Kf1 Bxh3+ 22. Ke1 Bg4 23. Rb1 e6 24. Rb2 exd5 25. cxd5 Re8 26. Nd2 Bxd1 27. Kxd1 Qh3 28. Rxb7 Qxc3 29. Ke2 Rab8 30. Rxb8 Rxb8 31. Rg3 Qe5 32. Nc4 Qxe4+ 33. Ne3 Rb2+ 34. Kf1 Qh1+ 35. Rg1 Rb1+ 0-1

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.05.29"]
[Round "1"]
[White "Fernandez, Rene"]
[Black "Urriza, Nicolas"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "64"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. e3 Nf6 4. Nc3 c5 5. dxc5 Bxc5 6. Nf3 Bb4 7. Bd2 0-0 8. cxd5 exd5 9. Nxd5 Bxd2+ 10. Qxd2 Qxd5 11. Qxd5 Nxd5 12. Rd1 Rd8 13. Bc4 Be6 14. e4 Na6 15. exd5 Bg4 16. 0-0 Bxf3 17. gxf3 Rac8 18. Bxa6 bxa6 19. Rd2 h6 20. Re1 Rd6 21. Re7 Rg6+ 22. Kf1 Rc1+ 23. Ke2 Kf8 24. Rxa7 Rc8 25. d6 Re8+ 26. Kd1 Rd8 27. Rxa6 Re8 28. Ra7 Rd8 29. Kc2 Rc8+ 30. Rc7 Re8 31. b4 Kg8 32. Kb3 Rf6 1-0

[Event "Pan American-ch U12"]
[Site "Guaymallen"]
[Date "2001.01.02"]
[Round "5"]
[White "Berrios Jimenez, Pablo"]
[Black "Urriza, Nicolas"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "57"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. g3 Bg4 4. Bg2 e6 5. 0-0 Nf6 6. b3 Nc6 7. Bb2 Be7 8. Ne5 Bh5 9. Nxc6 bxc6 10. dxc5 Bxc5 11. Nd2 0-0 12. Nf3 Re8 13. Ne5 Qb6 14. Nd3 Be7 15. Nf4 Bg6 16. Rb1 Qa5 17. Nd3 Red8 18. Re1 Qb6 19. c4 dxc4 20. bxc4 Qa6 21. Qc2 Bf5 22. e4 Bg6 23. Nf4 Bb4 24. Bxf6 Bxe1 25. Bxd8 Bxf2+ 26. Kxf2 Rxd8 27. Nxg6 Qa5 28. Kg1 hxg6 29. Rb2 1/2-1/2

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.04.01"]
[Round "5"]
[White "Urriza, Nicolas"]
[Black "Bellomo, Franco Daniel"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "64"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Be3 Bg7 4. Be2 Nf6 5. Nc3 0-0 6. h4 Re8 7. h5 e5 8. d5 c6 9. hxg6 fxg6 10. Qd2 cxd5 11. Nxd5 Nxd5 12. Qxd5+ Be6 13. Qxb7 Nd7 14. Bb5 Rb8 15. Qc6 Nf6 16. b3 Bd7 17. Qc4+ Be6 18. Qc6 Rc8 19. Qa6 Re7 20. Bxa7 Ra8 21. Qb6 Rexa7 22. Qxd8+ Rxd8 23. 0-0-0 Bh6+ 24. Rxh6 Ng4 25. Rh4 Nxf2 26. Rf1 Rf8 27. Be2 Rd7 28. Nh3 Bxh3 29. gxh3 d5 30. exd5 Rxd5 31. Bc4 Nd3+ 32. Kb1 Rxf1# 0-1

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.03.31"]
[Round "3"]
[White "Urriza, Nicolas"]
[Black "Houdin, Anabella"]
[Result "1/2-1/2"]
[ECO "B00"]
[PlyCount "74"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. e5 Nc6 3. f4 Bf5 4. d4 e6 5. Bd3 Bxd3 6. Qxd3 Qd7 7. Nf3 0-0-0 8. 0-0 f5 9. Nc3 Bb4 10. Bd2 Nge7 11. Ng5 Rdf8 12. a3 Bxc3 13. Bxc3 h6 14. Nf3 Rfg8 15. Qd2 Ng6 16. h3 Qe7 17. Bb4 Nxb4 18. axb4 Nh4 19. Qc3 Nxf3+ 20. Rxf3 g5 21. Qd2 g4 22. hxg4 Rxg4 23. Rxa7 Rhg8 24. Ra8+ Kd7 25. Rxg8 Rxg8 26. Rh3 Rh8 27. b5 c5 28. c3 c4 29. b4 b6 30. Qa2 Rh7 31. Qa7+ Ke8 32. Qxe7+ Kxe7 33. Re3 Rg7 34. Re1 h5 35. Ra1 Kf7 36. Ra7+ Kg8 37. Rxg7+ Kxg7 1/2-1/2

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.03.30"]
[Round "2"]
[White "Cicerchia, Julian"]
[Black "Urriza, Nicolas"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "59"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Be7 5. Nc3 Nxe4 6. Nxe4 d5 7. Bd3 dxe4 8. Bxe4 Bd7 9. Bxc6 Bxc6 10. d3 Bh4 11. Be3 0-0 12. Nxh4 Qxh4 13. Re1 Rfe8 14. h3 e4 15. Re2 exd3 16. Qxd3 g6 17. Bd2 Rxe2 18. Qxe2 Re8 19. Qf1 a6 20. Re1 Rd8 21. Bc3 Bb5 22. g3 Qg5 23. Qg2 Bc6 24. Qf1 Bd7 25. Qg2 b6 26. Bd4 Bxh3 27. Qxh3 Rxd4 28. Re8+ Kg7 29. f4 Rd1+ 30. Kg2 0-1

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.03.30"]
[Round "1"]
[White "Urriza, Nicolas"]
[Black "Giacone, Pablo"]
[Result "0-1"]
[ECO "B10"]
[PlyCount "62"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 e5 6. Nf3 Nf6 7. Bd3 Bg4 8. Ke2 Bc5 9. h3 Bxf3+ 10. Kxf3 0-0 11. Be3 Nbd7 12. Nc3 Rad8 13. Rad1 Bxe3 14. Kxe3 Nc5 15. Bc2 g5 16. Rhg1 Rxd1 17. Rxd1 g4 18. Rg1 Kh8 19. f3 gxf3 20. gxf3 Rd8 21. Ke2 Nh5 22. Rg5 Nf4+ 23. Kf2 Nxh3+ 24. Kg2 Nxg5 25. b4 Rd2+ 26. Kg3 Rxc2 27. Nb1 Nce6 28. a4 Rxc4 29. b5 Rxa4 30. bxc6 bxc6 31. Nc3 Ra3 0-1

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.??.??"]
[Round "4"]
[White "Nessi, Tomas"]
[Black "Urriza, Nicolas"]
[Result "1-0"]
[ECO "C48"]
[PlyCount "30"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Be7 5. Bxc6 dxc6 6. 0-0 Nf6 7. Nc3 Bb4 8. d3 Bxc3 9. bxc3 0-0 10. Nxe5 Nh5 11. Qxh5 g6 12. Qh6 Re8 13. Nf3 Bg4 14. Ng5 f6 15. Qxh7+ Kf8 1-0

